Leonids Meteor Shower
Date: 17 Nov 1999
Leonid meteors seen from 39,000 feet aboard an aircraft during the 1999 Leonids Multi-Instrument Aircraft Campaign.
Leonid meteor storms happen when Earth passes through clouds of dusty debris shed by comet 55P/Tempel-Tuttle when it comes close to the sun every 33 years.
Last Update: 6 Jul 2011 (AMB)
Credit: NASA/ISAS/Shinsuke Abe and Hajime Yano